condition mean min max Sterile Leaflet 0.4838406666666667 0.384535 0.604589 Fertile Leaflet with Sori 26.03611 1.01713 42.5524 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.045737 0.0 0.137211 Root 2.8613836666666668 0.886001 5.06162